CVE-2026-15510 (GCVE-0-2026-15510)

Vulnerability from cvelistv5 – Published: 2026-07-12 22:45 – Updated: 2026-07-12 22:45
VLAI
Title
Leantime API saveSetting improper authorization
Summary
A vulnerability was found in Leantime up to 3.8.0. Affected is the function Setting::saveSetting of the component API. The manipulation results in improper authorization. The attack may be performed from remote. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
Severity
5.3 (Medium)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
6.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
6.3 (Medium)
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
CWE
  • CWE-285 - Improper Authorization
  • CWE-266 - Incorrect Privilege Assignment
Assigner
References
URL Tags
https://vuldb.com/vuln/377839 vdb-entrytechnical-description
https://vuldb.com/vuln/377839/cti signaturepermissions-required
https://vuldb.com/cve/CVE-2026-15510 third-party-advisory
https://vuldb.com/submit/846171 third-party-advisory
https://bytium.com/insights/leantime-3-8-0-broken… exploit
Impacted products
Vendor Product Version
n/a Leantime Affected: 3.0
Affected: 3.1
Affected: 3.2
Affected: 3.3
Affected: 3.4
Affected: 3.5
Affected: 3.6
Affected: 3.7
Affected: 3.8.0
    cpe:2.3:a:leantime:leantime:*:*:*:*:*:*:*:*
Credits
Jobyer Ahmed (Bytium) suffer (VulDB User) suffer (VulDB User) VulDB CNA Team
Show details on NVD website
To clipboard 

{
  "containers": {
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      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:leantime:leantime:*:*:*:*:*:*:*:*"
          ],
          "modules": [
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          ],
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          "vendor": "n/a",
          "versions": [
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              "version": "3.0"
            },
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            },
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              "version": "3.3"
            },
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            },
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            },
            {
              "status": "affected",
              "version": "3.6"
            },
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              "version": "3.7"
            },
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        }
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        }
      ],
      "metrics": [
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            "version": "2.0"
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      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-12T22:45:10.120Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
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      "references": [
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          "name": "VDB-377839 | Leantime API saveSetting improper authorization",
          "tags": [
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          ],
          "url": "https://vuldb.com/vuln/377839"
        },
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          "tags": [
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            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/377839/cti"
        },
        {
          "name": "CVE-2026-15510 | CVE Analysis and Report",
          "tags": [
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          ],
          "url": "https://vuldb.com/cve/CVE-2026-15510"
        },
        {
          "name": "Submit #846171 | Leantime Project Management System 3.8.0 Improper Authorization",
          "tags": [
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          "url": "https://vuldb.com/submit/846171"
        },
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        }
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          "time": "2026-07-12T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
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          "time": "2026-07-12T02:00:00.000Z",
          "value": "VulDB entry created"
        },
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          "lang": "en",
          "time": "2026-07-12T12:58:38.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "Leantime API saveSetting improper authorization"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-15510",
    "datePublished": "2026-07-12T22:45:10.120Z",
    "dateReserved": "2026-07-12T05:58:33.430Z",
    "dateUpdated": "2026-07-12T22:45:10.120Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
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  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.